EP3142130A4 - Core case unit, coil component, and method for producing coil component - Google Patents

Core case unit, coil component, and method for producing coil component Download PDF

Info

Publication number
EP3142130A4
EP3142130A4 EP15788681.3A EP15788681A EP3142130A4 EP 3142130 A4 EP3142130 A4 EP 3142130A4 EP 15788681 A EP15788681 A EP 15788681A EP 3142130 A4 EP3142130 A4 EP 3142130A4
Authority
EP
European Patent Office
Prior art keywords
coil component
case unit
core case
producing
producing coil
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP15788681.3A
Other languages
German (de)
French (fr)
Other versions
EP3142130A1 (en
EP3142130B1 (en
Inventor
Hirohiko Miki
Takayuki Morikawa
Masatoshi AKITA
Masahiro Morita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Proterial Ltd
Original Assignee
Hitachi Metals Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Priority to EP20200983.3A priority Critical patent/EP3796341A1/en
Publication of EP3142130A1 publication Critical patent/EP3142130A1/en
Publication of EP3142130A4 publication Critical patent/EP3142130A4/en
Application granted granted Critical
Publication of EP3142130B1 publication Critical patent/EP3142130B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
    • H01F27/325—Coil bobbins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type
    • H01F17/04—Fixed inductances of the signal type with magnetic core
    • H01F17/06—Fixed inductances of the signal type with magnetic core with core substantially closed in itself, e.g. toroid
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/02—Casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2823—Wires
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/08—Winding conductors onto closed formers or cores, e.g. threading conductors through toroidal cores
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/10—Connecting leads to windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/02—Coils wound on non-magnetic supports, e.g. formers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Insulating Of Coils (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Coil Winding Methods And Apparatuses (AREA)
EP15788681.3A 2014-05-09 2015-05-08 Core case unit, coil component, and method for producing coil component Active EP3142130B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20200983.3A EP3796341A1 (en) 2014-05-09 2015-05-08 Core case unit, coil component, and method for producing coil component

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014097798 2014-05-09
PCT/JP2015/063358 WO2015170756A1 (en) 2014-05-09 2015-05-08 Core case unit, coil component, and method for producing coil component

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP20200983.3A Division EP3796341A1 (en) 2014-05-09 2015-05-08 Core case unit, coil component, and method for producing coil component
EP20200983.3A Division-Into EP3796341A1 (en) 2014-05-09 2015-05-08 Core case unit, coil component, and method for producing coil component

Publications (3)

Publication Number Publication Date
EP3142130A1 EP3142130A1 (en) 2017-03-15
EP3142130A4 true EP3142130A4 (en) 2018-01-24
EP3142130B1 EP3142130B1 (en) 2021-07-28

Family

ID=54392604

Family Applications (2)

Application Number Title Priority Date Filing Date
EP15788681.3A Active EP3142130B1 (en) 2014-05-09 2015-05-08 Core case unit, coil component, and method for producing coil component
EP20200983.3A Pending EP3796341A1 (en) 2014-05-09 2015-05-08 Core case unit, coil component, and method for producing coil component

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP20200983.3A Pending EP3796341A1 (en) 2014-05-09 2015-05-08 Core case unit, coil component, and method for producing coil component

Country Status (7)

Country Link
US (1) US10256034B2 (en)
EP (2) EP3142130B1 (en)
JP (1) JP5874875B1 (en)
KR (1) KR102302913B1 (en)
CN (1) CN106463243B (en)
ES (1) ES2886517T3 (en)
WO (1) WO2015170756A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108063076B (en) * 2016-11-08 2019-09-17 百容电子股份有限公司 Relay
US11239026B2 (en) * 2017-09-29 2022-02-01 Illinois Tool Works Inc. High-frequency transformers using solid wire for welding-type power supplies
CN111788643B (en) * 2018-03-05 2022-09-02 株式会社村田制作所 Coil component and method for manufacturing same
CN108269674A (en) * 2018-03-30 2018-07-10 江西欧美亚电子有限公司 Hollow wave filter housing
US12255009B2 (en) * 2018-05-16 2025-03-18 Solaredge Technologies Ltd. Partially-conducting transformer bobbin
CN109273247B (en) * 2018-11-20 2021-05-18 上海置信智能电气有限公司 Design method for low-voltage wire winding-out wire of closed three-dimensional wound core transformer
CN109659109B (en) * 2018-12-27 2020-08-04 安徽创新电磁离合器有限公司 An electromagnetic brake coil skeleton structure
CN109509635A (en) * 2019-01-07 2019-03-22 青岛美磁新能源电子有限公司 A kind of terminal plate and twin-core inductance coil winding machine
KR102219671B1 (en) * 2019-05-17 2021-02-24 (주) 트랜스온 Sq type line filter and manufacturing method thereof
US12548703B2 (en) * 2021-02-22 2026-02-10 Schaffner Emv Ag Inductor module with improved thermal performances
JP7715614B2 (en) * 2021-12-09 2025-07-30 Tdk株式会社 Coil Device
CN116864273B (en) * 2023-08-09 2024-07-09 庐江和润科技有限公司 Transformer magnetic core, transformer and winding method thereof
KR102765781B1 (en) * 2023-08-30 2025-02-12 서울시립대학교 산학협력단 Insulation enclosure and semiconductor Transformer thereof
CN117198742B (en) * 2023-11-06 2024-01-19 常州市轩朗机电有限公司 Automatic processing device for electronic components
WO2025158808A1 (en) * 2024-01-23 2025-07-31 株式会社プロテリアル Multilayer rotary bobbin and transformer
CN119905330A (en) * 2025-02-26 2025-04-29 北京三岔河电子科技有限公司 A low-frequency coupling transformer with monitoring function and a manufacturing method thereof

Citations (7)

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Publication number Priority date Publication date Assignee Title
JPS55122329U (en) * 1979-02-20 1980-08-30
JPS60187522U (en) * 1984-05-21 1985-12-12 松下電工株式会社 electromagnetic device
JPH0470726U (en) * 1990-10-30 1992-06-23
JPH10233327A (en) * 1997-02-19 1998-09-02 Tokin Corp Common mode choke coil
JP2003133146A (en) * 2001-10-29 2003-05-09 Cosel Co Ltd Trans bobbin
US20050280481A1 (en) * 2004-06-18 2005-12-22 Hsueh-Ming Shih Wave filter assembly
US7474187B1 (en) * 2007-10-06 2009-01-06 Delta Electronics, Inc. Base of an inductor

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JPS5812426B2 (en) 1975-10-01 1983-03-08 ピ−エスコンクリ−ト カブシキガイシヤ How to connect columns and beams using PC steel bars
JPS5812426A (en) 1981-07-15 1983-01-24 Nec Corp Testing device for analog-to-digital converter
JPS5941084Y2 (en) 1981-07-17 1984-11-26 松下電工株式会社 extrusion molding machine
JPS5887314U (en) 1981-12-10 1983-06-14 株式会社ダイヘン Reel frame for electrical equipment winding
GB8516882D0 (en) 1985-07-03 1985-08-07 Portals Eng Ltd Gathering machine
JPS6236270U (en) 1985-08-22 1987-03-03
US4701735A (en) * 1986-12-11 1987-10-20 Standex Electronics (U.K.) Limited Bobbins for electrical coils and method of manufacturing electrical coils therefrom
JPH01127227U (en) * 1988-02-24 1989-08-31
JPH0533512U (en) * 1991-10-04 1993-04-30 ダイヤモンド電機株式会社 Coil for electric appliances
JP2595318Y2 (en) * 1992-07-20 1999-05-31 株式会社光輪技研 Winding machine
JPH06325958A (en) * 1993-05-13 1994-11-25 Tokin Corp Geared choke coil
JP3063619B2 (en) * 1996-05-20 2000-07-12 株式会社村田製作所 choke coil
TWI224797B (en) * 2003-04-22 2004-12-01 Darfon Electronics Corp Transformer structure
JP5384907B2 (en) * 2008-10-30 2014-01-08 東京パーツ工業株式会社 Line filter
JP4888843B2 (en) * 2009-08-24 2012-02-29 Ｔｄｋ株式会社 Trance
TWI440054B (en) * 2011-05-11 2014-06-01 Delta Electronics Inc Transformer
KR101422898B1 (en) * 2011-12-20 2014-07-24 삼성전기주식회사 Coil component and manufacturing method there of
JP6454064B2 (en) * 2013-06-18 2019-01-16 株式会社トーキン choke coil

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55122329U (en) * 1979-02-20 1980-08-30
JPS60187522U (en) * 1984-05-21 1985-12-12 松下電工株式会社 electromagnetic device
JPH0470726U (en) * 1990-10-30 1992-06-23
JPH10233327A (en) * 1997-02-19 1998-09-02 Tokin Corp Common mode choke coil
JP2003133146A (en) * 2001-10-29 2003-05-09 Cosel Co Ltd Trans bobbin
US20050280481A1 (en) * 2004-06-18 2005-12-22 Hsueh-Ming Shih Wave filter assembly
US7474187B1 (en) * 2007-10-06 2009-01-06 Delta Electronics, Inc. Base of an inductor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015170756A1 *

Also Published As

Publication number Publication date
WO2015170756A1 (en) 2015-11-12
CN106463243A (en) 2017-02-22
US20170154723A1 (en) 2017-06-01
ES2886517T3 (en) 2021-12-20
JP5874875B1 (en) 2016-03-02
EP3142130A1 (en) 2017-03-15
KR20170007264A (en) 2017-01-18
EP3796341A1 (en) 2021-03-24
KR102302913B1 (en) 2021-09-16
JPWO2015170756A1 (en) 2017-04-20
US10256034B2 (en) 2019-04-09
EP3142130B1 (en) 2021-07-28
CN106463243B (en) 2018-03-23

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